<template>
  <div class="dashboard-container">
    <!---添加搜索组件-->
    <div class="search-div">
      <el-form label-width="70px" size="small">
        <el-row>
          <el-col :span="8">
            <el-form-item label="关键字">
              <el-input style="width: 100" v-model="searchObj.keyword" placeholder="用户名/姓名/手机号码"></el-input>
            </el-form-item>
          </el-col>
          <!--没完成-->
          <el-col :span="8">
            <el-form-item label="操作时间">
              <el-date-picker v-model="createTimes" type="datetimerange" range-separator="至" start-placeholder="开始时间"
                end-placeholder="结束时间" value-format="yyyy-MM-dd HH-mm-ss" style="margin-right: 10; width: 20" />
            </el-form-item>
          </el-col>
        </el-row>

        <el-row style="display: flex">
          <el-button type="primary" icon="el-icon-search" size="mini" @click="fetchData()">搜索</el-button>
          <el-button icon="el-icon-refresh" size="mini" @click="resetData">重置</el-button>
        </el-row>
        <el-row>
          <div class="tools-div">
            <el-button type="success" icon="el-icon-plus" size="mini" @click="add">添 加</el-button>
            <!-- 批量删除按钮 -->
            <el-button class="btn-add" size="mini" icon="el-icon-delete-solid" @click="batchRemove()">批量删除</el-button>
          </div>
        </el-row>
      </el-form>
    </div>

    <!--表格-->
    <el-table v-loading="listLoading" :data="list" stripe border style="width: 100%; margin-top: 10px"
      @selection-change="handleSelectionChange">
      >
      <!--复选框-->
      <el-table-column type="selection" />

      <el-table-column label="序号" width="70" align="center">
        <template slot-scope="scope">
          {{ (page - 1) * limit + scope.$index + 1 }}
        </template>
      </el-table-column>

      <el-table-column prop="username" label="用户名" />
      <el-table-column prop="name" label="用户姓名" />
      <el-table-column prop="phone" label="电话" />
      <el-table-column label="用户状态" width="80">
        <template slot-scope="scope">
          <el-switch v-model="scope.row.status === 1" @change="switchStatus(scope.row)">
          </el-switch>
        </template>
      </el-table-column>
      <el-table-column prop="createTime" label="创建时间" width="160" />

      <el-table-column label="操作" width="200" align="center">
        <template slot-scope="scope">
          <el-button type="primary" icon="el-icon-edit" size="mini" @click="edit(scope.row.id)" title="修改" />
          <el-button type="danger" icon="el-icon-delete" size="mini" @click="removeDataById(scope.row.id)"
            title="删除"></el-button>
          <el-button type="success" icon="el-icon-circle-plus" size="mini" @click="showAssignRole(scope.row)"
            title="分配角色"></el-button>
        </template>
      </el-table-column>
    </el-table>

    <!---添加分页组件-->
    <el-pagination :current-page="page" :total="total" :page-size="limit" style="padding: 30px 0; text-align: center"
      layout="total, prev, pager, next, jumper" @current-change="fetchData" />

    <!--添加用户弹窗-->
    <el-dialog title="添加/修改" :visible.sync="dialogVisible" width="40%">
      <el-form ref="dataForm" :model="sysUser" label-width="150px" size="small" style="padding-right: 40px">
        <el-form-item label="用户名">
          <el-input v-model="sysUser.username" />
        </el-form-item>
        <el-form-item label="密码">
          <el-input v-model="sysUser.password" />
        </el-form-item>
        <el-form-item label="姓名">
          <el-input v-model="sysUser.name" />
        </el-form-item>
        <el-form-item label="电话">
          <el-input v-model="sysUser.phone" />
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button @click="dialogVisible = false" size="small" icon="el-icon-refresh-right">取 消</el-button>
        <el-button type="primary" icon="el-icon-check" @click="saveOrUpdate()" size="small">确 定</el-button>
      </span>
    </el-dialog>

    <!--添加角色分配的弹窗-->
    <el-dialog title="分配角色" :visible.sync="dialogRoleVisible">
      <el-form label-width="80px">
        <el-form-item label="用户名">
          <el-input disabled :value="sysUser.username"></el-input>
        </el-form-item>

        <el-form-item label="角色列表">
          <el-checkbox :indeterminate="isIndeterminate" v-model="checkAll" @change="handleCheckAllChange">全选</el-checkbox>
          <div style="margin: 15px 0;"></div>
          <el-checkbox-group v-model="userRoleIds" @change="handleCheckedChange">
            <el-checkbox v-for="role in allRoles" :key="role.id" :label="role.id">{{role.roleName}}</el-checkbox>
          </el-checkbox-group>
        </el-form-item>
      </el-form>
      <div slot="footer">
        <el-button type="primary" @click="assignRole" size="small">保存</el-button>
        <el-button @click="dialogRoleVisible = false" size="small">取消</el-button>
      </div>
    </el-dialog>

  </div>
</template>
<script>
import api from "@/api/user/user.js";
import roleApi from "@/api/role/role.js";

export default {
  data() {
    return {
      list: [],
      tottal: 0,
      limit: 4,
      page: 1,
      searchObj: {},
      createTimes: [],
      //封装表单中User角色
      sysUser: {},
      dialogVisible: false, // 给个默认初始化值 隐藏弹框
      //批量删除选中的数据
      selectValueData: [],
      //分配角色的弹窗
      dialogRoleVisible:false,//给个默认初始化，隐藏弹窗
      allRoles:[],
      userRoleIds:[],
      isIndeterminate:false,
      checkAll:false
    };
  },
  created() {
    this.fetchData(1);
  },
  methods: {
    //展示分配角色
    showAssignRole (row) {
      this.sysUser = row
      this.dialogRoleVisible = true
       roleApi.getRolesByUserId(row.id).then(response => {
        this.allRoles = response.data.allRoles;
        this.userRoleIds = response.data.userRoleIds;
        this.checkAll = this.userRoleIds.length===this.allRoles.length;
        this.isIndeterminate = this.userRoleIds.length>0 && this.userRoleIds.length<this.allRoles.length;
      })
    },

    /*
    全选勾选状态发生改变的监听
    */
    handleCheckAllChange (value) {// value 当前勾选状态true/false
      // 如果当前全选, userRoleIds就是所有角色id的数组, 否则是空数组
      this.userRoleIds = value ? this.allRoles.map(item => item.id) : []
      // 如果当前不是全选也不全不选时, 指定为false
      this.isIndeterminate = false
    },

    /*
    角色列表选中项发生改变的监听
    */
    handleCheckedChange (value) {
      const {userRoleIds, allRoles} = this
      this.checkAll = userRoleIds.length === allRoles.length && allRoles.length>0
      this.isIndeterminate = userRoleIds.length>0 && userRoleIds.length<allRoles.length
    },

    //分配角色
    assignRole () {
      let assginRoleVo = {
        userId:this.sysUser.id,
        roleIdList: this.userRoleIds
      }
      roleApi.assignRoles(assginRoleVo).then(response => {
        this.$message.success(response.message || '分配角色成功')
        this.dialogRoleVisible = false
        this.fetchData(this.page)
      })
    },
    //修改用户状态
    //传的是一整个对象
    switchStatus(row) {
      if (row.status == 1) {
        row.status = 0;
      } else {
        row.status = 1;
      }
      api.updatesysUser(row).then((response) => {
        this.$message.success(response.message || "操作成功");
        this.fetchData();
      });
    },
    // 根据id去回显数据
    edit(id) {
      //1.弹框
      this.dialogVisible = true;
      //2.赋值
      api.findUserById(id).then((response) => {
        this.sysUser = response.data;
      });
    },
    // 打开弹框
    add() {
      // 将 控制弹框的 属性设置为 true
      this.dialogVisible = true;
      // 清空表单
      this.sysUser = {};
    },
    // 添加或者修改 具体功能
    saveOrUpdate() {
      if (this.sysUser.id != null) {
        this.updateUser();
      } else {
        this.addUser();
      }
    },
    // 实现添加功能
    addUser() {
      api.addUser(this.sysUser).then((response) => {
        this.$message({
          type: "success",
          message: "添加成功!",
        });
        // 关闭弹框
        this.dialogVisible = false;
        // 刷新数据
        this.fetchData();
      });
    },
    //修改
    updateUser() {
      api.updateUser(this.sysUser).then((response) => {
        this.$message({
          type: "success",
          message: "修改成功!",
        });
        // 关闭弹框
        this.dialogVisible = false;
        // 刷新数据
        this.fetchData();
      });
    },
    //批量删除
    batchRemove() {
      if (this.selectValueData.length == 0) {
        this.$confirm("请选择要删除的数据");
      }
      this.$confirm("此操作将永久的删除该用户,是否继续？", "提示", {
        confirmButtonText: "确定",
        cancelButtonText: "取消",
        type: "warning",
      }).then(() => {
        var ids = [];

        for (var i = 0; i < this.selectValueData.length; i++) {
          var obj = this.selectValueData[i];
          var id = obj.id;
          ids.push(id);
        }
        api.deleteUserIds(ids).then((response) => {
          this.$message({
            //提示是否删除成功
            type: "success",
            message: "删除成功",
          });
          //删除成功之后刷新一下表单
          this.fetchData();
        });
      });
    },
    //将选中的数据传到selectValueData中
    handleSelectionChange(selectValue) {
      //console.log(selectValue);
      this.selectValueData = selectValue;
    },
    //删除
    removeDataById(id) {
      this.$confirm("此操作将永久的删除该用户,是否继续？", "提示", {
        confirmButtonText: "确定",
        cancelButtonText: "取消",
        type: "warning",
      }).then(() => {
        api.deleteById(id).then((response) => {
            this.$message({
              //提示是否删除成功
              type: "success",
              message: "删除成功",
            });
            //删除成功之后刷新一下表单
            this.fetchData();
          });
      });
    },
    //重置
    resetData() {
      //表单重置
      this.fetchData();
      //搜索重置
      this.searchObj = {};
      //时间重置
      this.createTimes = [];
    },
    //分页查询
    fetchData(pageNum = 1) {
      this.page = pageNum;
      api
        .getPageList(this.page, this.limit, this.searchObj)
        .then((Response) => {
          this.list = Response.data.records;
          this.total = Response.data.total;
        });
    },
  },
};
</script>
<style ></style>